public class YaJu {
    public String name = "YaJu";
    protected String food = "Black tea";
    protected String phoneNumber = "114514";
    private String sound = "Ah~~~~~";

    public void showInfo(){
        System.out.print("sa~~~~~ \n");
    }

    protected void speak(){
        System.out.print(sound+"\n");
    }
}
